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Megan Steel Front Roll Center Adjuster Spacers For 84-87 Corolla AE86 GTS SR5

Front roll center is determined by the angle of the lower control arms and the angle of the upper strut mounting points. These angles, drawn in space, determine the instant centers for the front suspension (instant centers are the points that the entire suspension moves around during body roll). Then take a line from each instant center to the middle of the tire tread on the opposite side, and where these lines intersect, there is your roll center.

Rear roll center is determined by using the angles of the upper and lower control arms to determine the instant centers of the suspension. Then, just like the front, take a line from each instant center to the middle of the tire tread on the opposite sides. The intersection is your roll center.

Roll center angles must be measured from pivot point to pivot point. Modifying merely the angle of the arm doesn't do anything at all. Most of the "RCA" ball joints don't do anything besides move your arms closer to the ground.

  • Material: Steel Alloy
  • Placement: Front
  • Style: Roll Center Adjuster
  • High-strength steel alloys that offer durability, strength and yet remain light-weight.
  • Help solve response and handling issues that arise when the vehicle is lowered and the knuckle angle is altered
  • Improve handling by eliminating bump steer and increasing steering response
  • Correction in the suspension geometry will improve response and handling and increase tire contact patch and tread life


  • For 1984-1987 Toyota Corolla (AE86) GTS & SR5


Note: RCA-AE86 must be used in conjunction with MR-CDK-AE86-V2 and will not work with OEM spindle components

Product Content:

  • 1 Pair x Roll Center Adjuster

No Instruction, Professional Install Recommended

Cross Reference Number:

  • RCA-AE86, RCA-AE86
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